Behdad, S., Ayatollahi, V., Harrazi, H., Nazemian, N., Heiranizadeh, N. and Baghianimoghadam, B. (2013) “Remifentanil at induction of general anesthesia for cesarean section: Double blind, randomized clinical trial”, Colombia Medica, 44(2), pp. 87–91. doi: 10.25100/cm.v44i2.1213.